RU2012132305A - PLANAR LIGHTING DEVICE AND DISPLAY DEVICE SUPPLIED TO THEM - Google Patents
PLANAR LIGHTING DEVICE AND DISPLAY DEVICE SUPPLIED TO THEM Download PDFInfo
- Publication number
- RU2012132305A RU2012132305A RU2012132305/07A RU2012132305A RU2012132305A RU 2012132305 A RU2012132305 A RU 2012132305A RU 2012132305/07 A RU2012132305/07 A RU 2012132305/07A RU 2012132305 A RU2012132305 A RU 2012132305A RU 2012132305 A RU2012132305 A RU 2012132305A
- Authority
- RU
- Russia
- Prior art keywords
- light
- guide plate
- lighting device
- planar lighting
- light guide
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0051—Diffusing sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
1. Планарное устройство освещения, содержащее: множество источников света; светопроводящую пластину для того, чтобы позволить свету, излучаемому от источников света, выходить планарным способом; множество оптических листов, расположенных на стороне излучающей свет поверхности светопроводящей пластины; и лист отражения, расположенный на стороне, противоположной стороне излучающей свет поверхности светопроводящей пластины относительно позиции светопроводящей пластины, причемпланарное устройство освещения имеет каркас для фиксации множества оптических листов,по меньшей мере один из множества оптических листов имеет светоэкранирующий участок, обеспеченный в части области, соответствующей неизлучающей свет области планарного устройства освещения,один из множества оптических листов, который расположен в позиции, самой дальней от светопроводящей пластины, является поляризатором отражающего типа, который позволяет некоторому количеству света проходить через него и позволяет другому свету отражаться таким образом, идлина поляризатора отражающего типа является более длинной в первом направлении, чем длина светопроводящей пластины, таким образом, чтобы край поляризатора отражающего типа располагался ближе к стороне источников света, чем край светопроводящей пластины, причем первое направление является направлением, перпендикулярным плоскости, в которой обеспечены источники света, из плоскостей, формирующих каркас.2. Планарное устройство освещения по п.1, в котором расстояние в первом направлении между краем светопроводящей пластины и краем поляризатора отражающего типа составляет по меньшей мер�1. Planar lighting device containing: a plurality of light sources; a light guide plate for allowing light emitted from the light sources to exit in a planar manner; a plurality of optical sheets disposed on the light-emitting surface side of the light guide plate; and a reflection sheet disposed on a side opposite to a side of the light-emitting surface of the light guide plate with respect to the position of the light guide plate, wherein the planar illumination device has a frame for fixing a plurality of optical sheets, at least one of the plurality of optical sheets has a light-shielding portion provided in a portion of a region corresponding to a non-emitting the light of the area of the planar illumination device, one of the plurality of optical sheets that is located at the position farthest from the light guide plate, is a reflective type polarizer that allows some light to pass through it and allows other light to be reflected, so the length of the reflective type polarizer is more long in the first direction than the length of the light guide plate, so that the edge of the reflective type polarizer is closer to the side of the light sources than the edge of the light guide plate, the first direction is a direction perpendicular to the plane in which the light sources are provided from the planes forming the frame. 2. The planar illumination device according to claim 1, wherein the distance in the first direction between the edge of the light guide plate and the edge of the reflective type polarizer is at least
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-296611 | 2009-12-28 | ||
JP2009296611 | 2009-12-28 | ||
PCT/JP2010/067244 WO2011080955A1 (en) | 2009-12-28 | 2010-10-01 | Planar lighting device and display apparatus provided with same |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2012132305A true RU2012132305A (en) | 2014-02-10 |
Family
ID=44226375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2012132305/07A RU2012132305A (en) | 2009-12-28 | 2010-10-01 | PLANAR LIGHTING DEVICE AND DISPLAY DEVICE SUPPLIED TO THEM |
Country Status (6)
Country | Link |
---|---|
US (1) | US8672528B2 (en) |
EP (1) | EP2520851A4 (en) |
JP (1) | JP5284489B2 (en) |
CN (1) | CN102597603B (en) |
RU (1) | RU2012132305A (en) |
WO (1) | WO2011080955A1 (en) |
Families Citing this family (33)
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JP5906595B2 (en) | 2011-07-19 | 2016-04-20 | セイコーエプソン株式会社 | Liquid crystal display device and electronic device |
TWI461798B (en) * | 2011-12-05 | 2014-11-21 | Wistron Corp | Backlight module for providing light to a display panel and display device therewith |
CN102636906B (en) * | 2012-05-09 | 2015-07-15 | 深圳市华星光电技术有限公司 | Optical diaphragm of liquid crystal display device and liquid crystal display device |
CN102855823A (en) * | 2012-08-28 | 2013-01-02 | 李崇 | Panchromatic LED (light emitting diode) display screen with good visual effect |
CN102840518A (en) * | 2012-09-10 | 2012-12-26 | 深圳市华星光电技术有限公司 | Backlight unit, liquid crystal module and liquid crystal display |
CN102878525B (en) * | 2012-09-21 | 2016-03-30 | 北京京东方光电科技有限公司 | Prism film, side-light backlight module and liquid crystal indicator |
KR102058054B1 (en) * | 2012-10-12 | 2019-12-23 | 삼성전자주식회사 | Back light unit and display device using there of |
CN102943985B (en) * | 2012-11-29 | 2016-04-13 | 深圳市华星光电技术有限公司 | A kind of backlight module and display device thereof |
US20140177268A1 (en) * | 2012-12-20 | 2014-06-26 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Optical Film Layer, Backlight Module, and Display Device |
CN103091767A (en) * | 2013-01-24 | 2013-05-08 | 广州创维平面显示科技有限公司 | Liquid crystal display device and light emitting diode (LED) backlight unit and light guide plate and manufacturing method of light guide plate |
US9140845B2 (en) | 2013-07-02 | 2015-09-22 | Samsung Display Co., Ltd. | Display device having improved illumination characteristics |
KR102015363B1 (en) | 2013-07-24 | 2019-08-29 | 삼성디스플레이 주식회사 | Back light unit and display apparatus including the same |
JP6107514B2 (en) * | 2013-07-30 | 2017-04-05 | 株式会社デンソー | Display device |
KR102128554B1 (en) * | 2013-09-25 | 2020-07-09 | 엘지디스플레이 주식회사 | Backlight unit and liquid crystal display device using the same |
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KR102253262B1 (en) * | 2014-04-15 | 2021-05-20 | 삼성전자주식회사 | Display unit and display apparatus having the same |
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US10274142B2 (en) | 2015-09-30 | 2019-04-30 | Sharp Kabushiki Kaisha | Lighting device and display device |
EP3179161B1 (en) * | 2015-12-11 | 2019-02-06 | Glas Trösch Holding AG | Luminous element |
KR20180053989A (en) * | 2016-11-14 | 2018-05-24 | 삼성전자주식회사 | Back light unit and display apparatus comprising the same |
CN106654028A (en) * | 2016-11-29 | 2017-05-10 | 天津市中环量子科技有限公司 | Active brightness enhancement film and preparation method therefor |
CN108254973A (en) | 2018-01-31 | 2018-07-06 | 广东欧珀移动通信有限公司 | Electronic device and its display module, backlight module |
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CN108319075B (en) * | 2018-01-31 | 2020-09-04 | Oppo广东移动通信有限公司 | Electronic device, display assembly and backlight module thereof |
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-
2010
- 2010-10-01 US US13/508,552 patent/US8672528B2/en active Active
- 2010-10-01 RU RU2012132305/07A patent/RU2012132305A/en not_active Application Discontinuation
- 2010-10-01 WO PCT/JP2010/067244 patent/WO2011080955A1/en active Application Filing
- 2010-10-01 EP EP10840814.7A patent/EP2520851A4/en not_active Withdrawn
- 2010-10-01 CN CN201080049511.2A patent/CN102597603B/en not_active Expired - Fee Related
- 2010-10-01 JP JP2011547370A patent/JP5284489B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP5284489B2 (en) | 2013-09-11 |
US20120230008A1 (en) | 2012-09-13 |
JPWO2011080955A1 (en) | 2013-05-09 |
WO2011080955A1 (en) | 2011-07-07 |
CN102597603A (en) | 2012-07-18 |
US8672528B2 (en) | 2014-03-18 |
CN102597603B (en) | 2014-09-03 |
EP2520851A1 (en) | 2012-11-07 |
EP2520851A4 (en) | 2013-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA94 | Acknowledgement of application withdrawn (non-payment of fees) |
Effective date: 20140704 |